Stubborn as an ... An unruly donkey reinforces the stereotype near a highway on the outskirts of Islamabad.

Photo: Muhammed Muheisen, Associated Press

Stubborn as an ... An unruly donkey reinforces the stereotype near...

Stubborn as an ... An unruly donkey reinforces the stereotype... Photo-4080688.55683 - SFGate

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Does anyone have any change for 43 meters? A ship parks in between apartment buildings in this trompe-l'oeil mural in landlocked Berlin.

Photo: Barbara Sax, AFP/Getty Images

Does anyone have any change for 43 meters? A ship parks in between...

Does anyone have any change for 43 meters? A ship parks in... Photo-4080705.55683 - SFGate

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Man, are we on the wrong continent: Ostriches huddle for warmth in an enclosure on a farm in the Belarusian village of Kozishche.

Photo: Viktor Drachev, AFP/Getty Images

Man, are we on the wrong continent: Ostriches huddle for warmth in...

Man, are we on the wrong continent: Ostriches huddle for warmth... Photo-4080706.55683 - SFGate

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Hindu devotees continue to take holy dips in the Sangam, the confluence of the rivers Ganges and Yamuna in Allahabad during the Kumbh Mela. The long-running festival will attract as many as 100 million worshippers over the next 55 days.

Mr. Morsi, tear down this wall! Protesters try to smash a cement wall built to prevent them from reaching parliament and the Cabinet building near Cairo's Tahrir Square. Egypt’s black-clad riot police fired tear gas in fierce dawn clashes with dozens of protesters.